Synonyms for Invasion:
n.invade, besiege, annex, seize, subdue, occupy, suppress, conquer, subjugate. ingress, turnover, entry, reentry, comings and goings, homecoming, arrival, entrance. •attack (noun)
attack, warfare, strike, assault, fury, foray, battle, siege, combat, spasm, outbreak, onslaught, offense, furor, thrust, bloodshed, sortie, raid, riot, frenzy, storm, fight, bombardment, barrage, war, charge, aggression, violence, tirade.
•attack, encroachment (noun)
intrusion, onslaught, foray, offense, raid, inroad, aggression, assault.
Usage examples for invasion
Invasion was difficult and practically impossible to their neighbors. – The Complete Essays of C. D. Warner by Charles Dudley Warner